ID   MYG_URILO               Reviewed;         154 AA.
AC   Q7LZM1;
DT   25-OCT-2004, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 2.
DT   03-AUG-2022, entry version 59.
DE   RecName: Full=Myoglobin;
GN   Name=MB;
OS   Uria lomvia (Thick-billed murre).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC   Coelurosauria; Aves; Neognathae; Charadriiformes; Alcidae; Uria.
OX   NCBI_TaxID=28711;
RN   [1]
RP   PROTEIN SEQUENCE OF 2-154.
RA   Miyazaki K., Uchida T., Tsugita A.;
RT   "Molecular evolution of avian myoglobins from seven species in six
RT   different orders including three newly sequenced myoglobins from Japanese
RT   goshawk, spot-billed duck and thick-billed murre.";
RL   Res. Commun. Biochem. Cell Mol. Biol. 2:91-103(1998).
CC   -!- FUNCTION: Serves as a reserve supply of oxygen and facilitates the
CC       movement of oxygen within muscles.
CC   -!- SIMILARITY: Belongs to the globin family. {ECO:0000255|PROSITE-
CC       ProRule:PRU00238}.
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DR   PIR; JC7791; JC7791.
DR   AlphaFoldDB; Q7LZM1; -.
DR   SMR; Q7LZM1; -.
DR   GO; GO:0020037; F:heme binding; IEA:InterPro.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0019825; F:oxygen binding; IEA:InterPro.
DR   GO; GO:0005344; F:oxygen carrier activity; IEA:UniProtKB-KW.
DR   InterPro; IPR000971; Globin.
DR   InterPro; IPR009050; Globin-like_sf.
DR   InterPro; IPR002335; Myoglobin.
DR   PANTHER; PTHR47132; PTHR47132; 1.
DR   Pfam; PF00042; Globin; 1.
DR   PRINTS; PR00613; MYOGLOBIN.
DR   SUPFAM; SSF46458; SSF46458; 1.
DR   PROSITE; PS01033; GLOBIN; 1.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Heme; Iron; Metal-binding; Muscle protein;
KW   Oxygen transport; Transport.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000269|Ref.1"
FT   CHAIN           2..154
FT                   /note="Myoglobin"
FT                   /id="PRO_0000053358"
FT   BINDING         65
FT                   /ligand="heme b"
FT                   /ligand_id="ChEBI:CHEBI:60344"
FT                   /ligand_part="Fe"
FT                   /ligand_part_id="ChEBI:CHEBI:18248"
FT                   /note="distal binding residue"
FT   BINDING         94
FT                   /ligand="heme b"
FT                   /ligand_id="ChEBI:CHEBI:60344"
FT                   /ligand_part="Fe"
FT                   /ligand_part_id="ChEBI:CHEBI:18248"
FT                   /note="proximal binding residue"
SQ   SEQUENCE   154 AA;  17439 MW;  2E6B1739CE3DC578 CRC64;
     MGLSDQEWQH VLTIWGKVES DLAGHGHQVL MRLFQDHPET LDRFEKFKGL KTPDQMKGSE
     DLKKHGVTVL TQLGKILKQK GNHESELKPL AQTHATKHKI PVKYLEFISE AIIKVIAEKH
     ASSFGADSQA AMKKALELFR NDMASKYKEF GFQG